<?xml version="1.0"?>
<informationTable xsi:schemaLocation="http://www.sec.gov/edgar/document/thirteenf/informationtable eis_13FDocument.xsd"
	xmlns="http://www.sec.gov/edgar/document/thirteenf/informationtable"
	xmlns:n1="http://www.sec.gov/edgar/document/thirteenf/informationtable"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
	<infoTable>
		<nameOfIssuer>ALPHABET INC</nameOfIssuer>
		<titleOfClass>CAP STK CL A</titleOfClass>
		<cusip>02079K305</cusip>
		<value>35749508</value>
		<shrsOrPrnAmt>
			<sshPrnamt>100035</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>100035</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>AMAZON COM INC</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>023135106</cusip>
		<value>66818619</value>
		<shrsOrPrnAmt>
			<sshPrnamt>280350</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>280350</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>BERKSHIRE HATHAWAY INC DEL</nameOfIssuer>
		<titleOfClass>CL A</titleOfClass>
		<cusip>084670108</cusip>
		<value>47177550</value>
		<shrsOrPrnAmt>
			<sshPrnamt>63</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>63</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>BROOKFIELD CORP</nameOfIssuer>
		<titleOfClass>CL A LTD VT SH</titleOfClass>
		<cusip>11271J107</cusip>
		<value>59316882</value>
		<shrsOrPrnAmt>
			<sshPrnamt>1392742</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>1392742</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>ISHARES TR</nameOfIssuer>
		<titleOfClass>0-3 MTH TREASURY</titleOfClass>
		<cusip>46436E718</cusip>
		<value>38556610</value>
		<shrsOrPrnAmt>
			<sshPrnamt>383000</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>383000</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>MARKEL GROUP INC</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>570535104</cusip>
		<value>39655868</value>
		<shrsOrPrnAmt>
			<sshPrnamt>20305</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>20305</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>NETFLIX INC.</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>64110L106</cusip>
		<value>19694619</value>
		<shrsOrPrnAmt>
			<sshPrnamt>275835</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>275835</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>SPOTIFY TECHNOLOGY S A</nameOfIssuer>
		<titleOfClass>SHS</titleOfClass>
		<cusip>L8681T102</cusip>
		<value>18075948</value>
		<shrsOrPrnAmt>
			<sshPrnamt>39370</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>39370</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>TESLA INC</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>88160R101</cusip>
		<value>19932234</value>
		<shrsOrPrnAmt>
			<sshPrnamt>47390</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>47390</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
	<infoTable>
		<nameOfIssuer>TRUPANION INC</nameOfIssuer>
		<titleOfClass>COM</titleOfClass>
		<cusip>898202106</cusip>
		<value>19233657</value>
		<shrsOrPrnAmt>
			<sshPrnamt>776490</sshPrnamt>
			<sshPrnamtType>SH</sshPrnamtType>
		</shrsOrPrnAmt>
		<investmentDiscretion>SOLE</investmentDiscretion>
		<votingAuthority>
			<Sole>776490</Sole>
			<Shared>0</Shared>
			<None>0</None>
		</votingAuthority>
	</infoTable>
</informationTable>
